KR880007748A - Melt gasifier - Google Patents

Melt gasifier Download PDF

Info

Publication number
KR880007748A
KR880007748A KR870014827A KR870014827A KR880007748A KR 880007748 A KR880007748 A KR 880007748A KR 870014827 A KR870014827 A KR 870014827A KR 870014827 A KR870014827 A KR 870014827A KR 880007748 A KR880007748 A KR 880007748A
Authority
KR
South Korea
Prior art keywords
melt gasifier
melt
gasifier
melted
nozzles
Prior art date
Application number
KR870014827A
Other languages
Korean (ko)
Inventor
하우크 롤프
팝스트 게로
랑 페터
Original Assignee
보겔, 에데르
보에스트-알피네 악티엔게젤샤프트
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 보겔, 에데르, 보에스트-알피네 악티엔게젤샤프트 filed Critical 보겔, 에데르
Publication of KR880007748A publication Critical patent/KR880007748A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—Apparatus; Plants
    • C10J3/482—Gasifiers with stationary fluidised bed
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—Apparatus; Plants
    • C10J3/50—Fuel charging devices
    • C10J3/503—Fuel charging devices for gasifiers with stationary fluidised bed
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
    • C10J3/56—Apparatus; Plants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/725—Redox processes
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/02—Dust removal
    • C10K1/026—Dust removal by centrifugal forces
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2200/00—Details of gasification apparatus
    • C10J2200/15—Details of feeding means
    • C10J2200/152—Nozzles or lances for introducing gas, liquids or suspensions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0959—Oxygen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/18—Details of the gasification process, e.g. loops, autothermal operation
    • C10J2300/1807—Recycle loops, e.g. gas, solids, heating medium, water
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
    • C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)

Abstract

내용 없음.No content.

Description

용융가스화 장치Melt gasifier

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 철광석을 용융선철로 변환시키는 철광석의 환원설비의 상세한 선도.1 is a detailed diagram of the iron ore reduction facility for converting iron ore into molten pig iron.

제2도는 제1도에 따른 설비에 사용된 용융가스화 장치(melting gasifier)의 측면도.2 is a side view of a melting gasifier used in the installation according to FIG.

제3도는 제1도에 따른 용융가스화 장치에 있는 유동상에 대한 수평단면레벨의 평면도.3 is a plan view of a horizontal cross-sectional level of a fluidized bed in the melt gasification apparatus according to FIG.

Claims (16)

용융가스화 장치의 하부에 대략 등간격으로 이격된 노즐을 통해 측면으로부터 배출된 산소함유가스에 의해 유지되고 있는 유동상에서 적어도 대부분이 금속으로 구성되는 물질이 용융되며, 탄소캐리어 뿐만 아니라 상부로부터 용융될 물질이 도입되는 용융가스화 장치에 있어서, 유동상의 높이의 적어도 일부에 걸쳐서, 용융가스화 장치(7)는 서로 수직하는 방향에서 상이한 치수를 갖고 있는 수평단면을 가지고 있는 것을 특징으로 하는 용융가스화 장치.In the fluidized bed held by the oxygen-containing gas discharged from the side through nozzles spaced at substantially equal intervals at the bottom of the melt gasifier, a substance composed of at least a majority of the metal is melted, and the material to be melted from the top as well as the carbon carrier. In this introduced melt gasifier, the melt gasifier (7) has a horizontal cross section having different dimensions in a direction perpendicular to each other over at least a portion of the height of the fluidized bed. 제1항에 있어서, 인접노즐(8)간의 거리는 0.5와 2m 사이인 것을 특징으로 하는 용융가스화 장치.2. A melt gasifier according to claim 1, characterized in that the distance between adjacent nozzles (8) is between 0.5 and 2 m. 제1항 또는 2항에 있어서, 보다 짧은 단면치수는 3과 5m 사이인 것을 특징으로 하는 용융가스화 장치.3. A melt gasifier according to claim 1 or 2, wherein the shorter cross-sectional dimension is between 3 and 5 m. 제1항 내지 3항 중 어느 한 항에 있어서, 치수의 비는 2 : 1과 5 : 1 사이인 것을 특징으로 하는 용융가스화 장치.4. A melt gasifier according to any one of claims 1 to 3, wherein the ratio of dimensions is between 2: 1 and 5: 1. 제1항 내지 4항 중 어느 한 항에 있어서, 산소함유가스는 100 내지 200m/s의 범위의 속도로 분출되는 것을 특징으로 하는 용융가스화 장치.The molten gasifier according to any one of claims 1 to 4, wherein the oxygen-containing gas is ejected at a speed in the range of 100 to 200 m / s. 제1항 내지 5항 중 어느 한 항에 있어서, 조업중 용융가스화 장치의 내부압력은 2와 8바아 사이인 것을 특징으로 하는 용융가스화 장치.The melt gasifier according to any one of claims 1 to 5, characterized in that the internal pressure of the melt gasifier in operation is between 2 and 8 bar. 제1항 내지 6항 중 어느 한 항에 있어서, 산소함유가스용 노즐(8)은 0과 30° 사이의 각도로 하향으로 경사져 있는 것을 특징으로 하는 용융가스화 장치.The molten gasifier according to any one of claims 1 to 6, characterized in that the nozzle (8) for the oxygen-containing gas is inclined downward at an angle between 0 and 30 degrees. 제1항 내지 7항 중 어느 한 항에 있어서, 용융될 물질용 및/또는 탄소캐리어용의 수개의 연속적으로 배열된 입구(9, 14)는 보다 긴 단면치수의 방향에 배열되어 있는 것을 특징으로 하는 용융가스화 장치.8. The device according to claim 1, characterized in that several successively arranged inlets 9, 14 for the material to be melted and / or for the carbon carrier are arranged in the direction of a longer cross-sectional dimension. Molten gasifier. 제1항 내지 8항 중 어느 한 항에 있어서, 노즐은 두 개의 중첩된 수평면에 배열되어 있는 것을 특징으로 하는 용융가스화 장치.9. A melt gasifier according to any of the preceding claims, wherein the nozzles are arranged in two overlapping horizontal planes. 제9항에 있어서, 이 면간의 거리는 0.5와 2m 사이인 것을 특징으로 하는 용융가스화 장치.10. A melt gasifier according to claim 9, wherein the distance between the faces is between 0.5 and 2 m. 제1항 내지 10항 중 어느 한 항에 있어서, 단면이 직사각형인 것을 특징으로 하는 용융가스화 장치.The melt gasifier according to any one of claims 1 to 10, wherein the cross section is rectangular. 제1항 내지 10항 중 어느 한 항에 있어서, 단면이 타원형인 것을 특징으로 하는 용융가스화 장치.The melt gasification apparatus according to any one of claims 1 to 10, wherein the cross section is elliptical. 용융가스화 장치의 하부에 대략 등간격으로 이격된 노즐을 통해 측부로부터 분출된 산소함유가스에 의해 유지되고 있는 유동상에서 적어도 대부분이 금속으로 구성되는 물질이 용융되며, 탄소캐리어와 상부로부터 용융될 물질이 도입되는 용융가스화 장치에 있어서, 용융가스화 장치(7) 내로 측면으로부터 나와 있는 노즐(8, 8′)의 적어도 일부가 상기 벽영역을 넘어서 용융가스화 장치 용기속으로 연장되어 있는 것을 특징으로 하는 용융가스화 장치.In the fluidized bed held by the oxygen-containing gas ejected from the side through nozzles spaced at substantially equal intervals in the lower part of the melt gasifier, a material composed of at least a majority of the metal is melted, and a material to be melted from the carbon carrier and the upper part is melted. In the melt gasifier introduced, at least part of the nozzles 8, 8 ′ extending from the side into the melt gasifier 7 extend beyond the wall region into the melt gasifier vessel. Device. 제13항에 있어서, 매 세 번째 및 일곱 번째의 노즐(8, 8′)은 노즐면에서 용융가스화 장치내로 연장되어 있는 것을 특징으로 하는 용융가스화 장치.14. Melt gasifier according to claim 13, characterized in that every third and seventh nozzle (8, 8 ') extends into the melt gasifier from the nozzle face. 제13항 또는 14항에 있어서, 노즐(8, 8′)의 경사각은 단면표면을 고려하여 ±15°만큼 상호 조정가능한 것을 특징으로 하는 용융가스화 장치.15. Melt gasification apparatus according to claim 13 or 14, characterized in that the inclination angles of the nozzles (8, 8 ') are mutually adjustable by ± 15 ° taking into account the cross-sectional surface. 제1항 내지 15항 중 적어도 어느 한 항에 있어서, 적어도 하나의 환형 삽입구(15, 15′)는 용융가스화 장치내의 노즐(8, 8′)면 위에 설치되어 있는 것을 특징으로 하는 용융가스화 장치.16. Melt gasifier according to any one of the preceding claims, characterized in that at least one annular insert (15, 15 ') is provided on the nozzle (8, 8') face in the melt gasifier. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR870014827A 1986-12-23 1987-12-23 Melt gasifier KR880007748A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE3644776 1986-12-23
DEP3644776.5 1986-12-23
DEP3737271.8 1987-11-03
DE19873737271 DE3737271A1 (en) 1986-12-23 1987-11-03 MELTING CARBURETTOR

Publications (1)

Publication Number Publication Date
KR880007748A true KR880007748A (en) 1988-08-29

Family

ID=25850954

Family Applications (1)

Application Number Title Priority Date Filing Date
KR870014827A KR880007748A (en) 1986-12-23 1987-12-23 Melt gasifier

Country Status (12)

Country Link
US (1) US4846449A (en)
JP (1) JPS63255311A (en)
KR (1) KR880007748A (en)
AT (1) AT392084B (en)
AU (1) AU8229787A (en)
BR (1) BR8707023A (en)
CA (1) CA1313044C (en)
DE (1) DE3737271A1 (en)
GB (2) GB2199258B (en)
IT (1) IT1223509B (en)
LU (1) LU87078A1 (en)
SE (1) SE8704956L (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3644775A1 (en) * 1986-12-23 1988-07-14 Korf Engineering Gmbh METHOD FOR THE PRODUCTION OF RAW IRON
DE3723137C1 (en) * 1987-07-13 1989-03-16 Voest Alpine Ind Anlagen Device for feeding a melter gasifier with gasifying agents and sponge iron
US5320676A (en) * 1992-10-06 1994-06-14 Bechtel Group, Inc. Low slag iron making process with injecting coolant
US6197088B1 (en) 1992-10-06 2001-03-06 Bechtel Group, Inc. Producing liquid iron having a low sulfur content
US5354356A (en) * 1992-10-06 1994-10-11 Bechtel Group Inc. Method of providing fuel for an iron making process
US5397376A (en) * 1992-10-06 1995-03-14 Bechtel Group, Inc. Method of providing fuel for an iron making process
US5958107A (en) * 1993-12-15 1999-09-28 Bechtel Croup, Inc. Shift conversion for the preparation of reducing gas
AT405057B (en) * 1994-09-27 1999-05-25 Voest Alpine Ind Anlagen METHOD FOR REDUCING OXIDE CONTAINING MATERIAL AND SYSTEM FOR IMPLEMENTING THE METHOD
UA70348C2 (en) * 1999-11-04 2004-10-15 Пхохан Айрон Енд Стіл Ко., Лтд. Fluidized bed reduction reactor and a method for stabilization of fluidized bed in such reactor
AT409137B (en) * 2000-09-22 2002-05-27 Voest Alpine Ind Anlagen METHOD AND DEVICE FOR PRODUCING A FIXED BED
US8317886B2 (en) * 2002-05-22 2012-11-27 Nexterra Systems Corp. Apparatus and method for gasifying solid organic materials
CN101235321B (en) * 2008-01-25 2010-09-15 东南大学 Indirect gasification device and method for solid fuel
AT511738B1 (en) * 2011-07-21 2013-04-15 Siemens Vai Metals Tech Gmbh MELT REDUCTION AGGREGATE AND METHOD FOR OPERATING A MELT REDUCTION AGGREGATE
CN108485723B (en) * 2018-04-24 2021-06-08 东北大学 System and process for recycling inflammable and explosive inorganization diffused gas

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2688478A (en) * 1949-04-04 1954-09-07 Henry G Lykken Apparatus for reducing and smelting ore, producing gas, and generating power
US2756986A (en) * 1952-03-21 1956-07-31 Metallgesellschaft Ag Roasting sulfide ores
US2930604A (en) * 1954-04-30 1960-03-29 Falconbridge Nickel Mines Ltd Fluidized bed roasting of metal sulfide concentrates
US3713781A (en) * 1970-10-21 1973-01-30 W Dunn Cross-flow fluid bed reactor
GB1474768A (en) * 1973-05-26 1977-05-25 Kloeckner Werke Ag Process and apparatus for smelting iron
DE2843303C2 (en) * 1978-10-04 1982-12-16 Korf-Stahl Ag, 7570 Baden-Baden Process and plant for the production of liquid pig iron and reducing gas in a melter gasifier
SE429898B (en) * 1980-01-16 1983-10-03 Stora Kopparbergs Bergslags Ab WASTE TO PREVENT PACKAGING BY REDUCTION IN FLOAT BED OF FINDED METAL OXIDE CONTENT
AT378970B (en) * 1982-12-21 1985-10-25 Voest Alpine Ag METHOD AND DEVICE FOR THE PRODUCTION OF LIQUID PIPE IRON OR STEEL PRE-PRODUCTS
DE3607775A1 (en) * 1986-03-08 1987-09-17 Kloeckner Cra Tech METHOD FOR MELTING REDUCTION OF IRON ORE
DE3607776A1 (en) * 1986-03-08 1987-09-17 Kloeckner Cra Tech METHOD FOR PRODUCING IRON

Also Published As

Publication number Publication date
GB8727080D0 (en) 1987-12-23
SE8704956D0 (en) 1987-12-11
GB2202761A (en) 1988-10-05
DE3737271C2 (en) 1991-10-10
CA1313044C (en) 1993-01-26
GB2199258B (en) 1991-01-09
SE8704956L (en) 1988-06-24
BR8707023A (en) 1988-08-09
GB2202761B (en) 1991-01-30
ATA333587A (en) 1990-07-15
GB2199258A (en) 1988-07-06
IT8723057A0 (en) 1987-12-17
AT392084B (en) 1991-01-25
JPS63255311A (en) 1988-10-21
AU8229787A (en) 1988-06-23
DE3737271A1 (en) 1988-07-07
US4846449A (en) 1989-07-11
LU87078A1 (en) 1988-05-03
IT1223509B (en) 1990-09-19
GB8808180D0 (en) 1988-05-11

Similar Documents

Publication Publication Date Title
KR880007748A (en) Melt gasifier
KR830006627A (en) Solid waste disposal equipment
ES281084U (en) Grate block for a refuse incineration grate
ATE70757T1 (en) SOLDERING DEVICE.
KR830007798A (en) Gasification system
KR890700413A (en) Dip molding nozzle for metal container
CA2076575A1 (en) Impact Pad with Rising Flow Surface
BR8206381A (en) PROCESS OF ADJUSTING A METAL BATH AND A DEVICE FOR ITS REALIZATION
KR830005336A (en) Particle Recovery Unit from Fluidized Bed System
KR890702209A (en) Ground penetration prevention device of nuclear reactor melt core
KR960031576A (en) Drying Classification System of Slag Using Fluidized Bed
KR860007386A (en) Output of steel transfer from granular ferrous material or method of producing molten pig iron
CA1114157A (en) Process and apparatus for calcining limestone
KR830009829A (en) Flow-resistant refractory material distribution device and construction method
US4655647A (en) Method and apparatus for the acceleration of solid particles entrained in a carrier gas
JPS57182394A (en) Jet bed gasification furnace
EP0095326A3 (en) Container closure blank
KR910011366A (en) Injection pipe joint device for metallurgy vessel
ATE24204T1 (en) CAP FOR RETENTION OF SLAG DURING TAP FROM A CONVERTER.
DE3674128D1 (en) DEVICE FOR SEPARATING WATER VAPOR, SOLVENTS AND / OR POLLUTANTS FROM A GAS FLOW.
UA2124A1 (en) METHOD for producing METALS AND ALLOYS AND device FOR REALIZATION the same
KR860000525A (en) Apparatus and method for cooling the product
FR2427316A1 (en) REFRACTORY PRODUCT FOR SHIRT
FR2456834A1 (en) Underground mine mineral ore extraction - involves vertical flow partition, and break up on conveyor floor
FR2574172B1 (en) DEVICE FOR FACILITATING THE CONNECTION OF A BURNER WITH A REACTOR NOZZLE IN A VERTICAL REDUCTION OVEN

Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid